Number Power is the first choice for those who want to develop and improve their math skills! Every Number Power book targets a particular set of math skills with straightforward explanations, easy-to-follow, step-by-step instruction, real-life examples, and extensive reinforcement exercises. Use these texts across the full scope of the basic math curriculum, from whole numbers to pre-algebra and geometry. In Number Power: Calculator Power, students learn how calculators can minimize time spent on computing while enhancing reasoning and problem-solving skills.